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authorPaul Mackerras <paulus@samba.org>2006-06-01 19:05:23 +1000
committerPaul Mackerras <paulus@samba.org>2006-06-01 19:05:23 +1000
commitc029cc66cb3d83f70c02e0c182f0eed1419f8020 (patch)
treeb9ed887a0e6434fedebcbf90b3d2ba1aeff68a01 /drivers/md
parent0a9cb46a73abd6c45e7c986bec984eed60c417b6 (diff)
parentba8f5baba79da8eb502f8534c3a8ecb64aceb790 (diff)
Merge branch 'merge'
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/md.c17
-rw-r--r--drivers/md/raid0.c5
2 files changed, 17 insertions, 5 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index d7316b829a6..f19b874753a 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -167,6 +167,15 @@ void md_new_event(mddev_t *mddev)
}
EXPORT_SYMBOL_GPL(md_new_event);
+/* Alternate version that can be called from interrupts
+ * when calling sysfs_notify isn't needed.
+ */
+void md_new_event_inintr(mddev_t *mddev)
+{
+ atomic_inc(&md_event_count);
+ wake_up(&md_event_waiters);
+}
+
/*
* Enables to iterate over all existing md arrays
* all_mddevs_lock protects this list.
@@ -2252,7 +2261,7 @@ action_store(mddev_t *mddev, const char *page, size_t len)
} else {
if (cmd_match(page, "check"))
set_bit(MD_RECOVERY_CHECK, &mddev->recovery);
- else if (cmd_match(page, "repair"))
+ else if (!cmd_match(page, "repair"))
return -EINVAL;
set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery);
set_bit(MD_RECOVERY_SYNC, &mddev->recovery);
@@ -4149,7 +4158,7 @@ void md_error(mddev_t *mddev, mdk_rdev_t *rdev)
set_bit(MD_RECOVERY_INTR, &mddev->recovery);
set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
md_wakeup_thread(mddev->thread);
- md_new_event(mddev);
+ md_new_event_inintr(mddev);
}
/* seq_file implementation /proc/mdstat */
@@ -5028,8 +5037,10 @@ static int md_notify_reboot(struct notifier_block *this,
printk(KERN_INFO "md: stopping all md devices.\n");
ITERATE_MDDEV(mddev,tmp)
- if (mddev_trylock(mddev))
+ if (mddev_trylock(mddev)) {
do_md_stop (mddev, 1);
+ mddev_unlock(mddev);
+ }
/*
* certain more exotic SCSI devices are known to be
* volatile wrt too early system reboots. While the
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index 678f4dbbea1..cb8c6317e4e 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -331,13 +331,14 @@ static int raid0_run (mddev_t *mddev)
goto out_free_conf;
size = conf->strip_zone[cur].size;
- for (i=0; i< nb_zone; i++) {
- conf->hash_table[i] = conf->strip_zone + cur;
+ conf->hash_table[0] = conf->strip_zone + cur;
+ for (i=1; i< nb_zone; i++) {
while (size <= conf->hash_spacing) {
cur++;
size += conf->strip_zone[cur].size;
}
size -= conf->hash_spacing;
+ conf->hash_table[i] = conf->strip_zone + cur;
}
if (conf->preshift) {
conf->hash_spacing >>= conf->preshift;